11111000201122 has 24 divisors (see below), whose sum is σ = 16853052511296. Its totient is φ = 5493995111808.

The previous prime is 11111000201117. The next prime is 11111000201129. The reversal of 11111000201122 is 22110200011111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11111000201129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24293283 + ... + 24746425.

It is an arithmetic number, because the mean of its divisors is an integer number (702210521304).

Almost surely, 2^{11111000201122} is an apocalyptic number.

11111000201122 is a deficient number, since it is larger than the sum of its proper divisors (5742052310174).

11111000201122 is an equidigital number, since it uses as much as digits as its factorization.

11111000201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454642 (or 454545 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11111000201122 its reverse (22110200011111), we get a palindrome (33221200212233).

The spelling of 11111000201122 in words is "eleven trillion, one hundred eleven billion, two hundred one thousand, one hundred twenty-two".